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參數(shù)資料
| 型號(hào)： | PPC440SPE |
| 廠商： | Applied Micro Circuits Corp. |
| 英文描述： | PowerPC 440SPe Embedded Processor |
| 中文描述： | 嵌入式處理器的PowerPC 440SPe |
| 文件頁(yè)數(shù)： | 53/80頁(yè) |
| 文件大?。?/td> | 572K |
| 代理商： | PPC440SPE |
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PowerPC 440SPe Embedded Processor
Revision 1.23 - Sept 21, 2006
Preliminary Data Sheet
AMCC Proprietary
53
MemDCFdbkD
Feedback driver, for I/O timing measurements.
O
2.5(1.8)V
DDR SDRAM
MemDCFdbkR
Feedback receiver. Connect externally to
MemDCFdbkD.
I
2.5(1.8)V
DDR SDRAM
MemODT0:3
Memory on-die termination control
O
2.5(1.8)V
DDR SDRAM
MemVRef0
Memory reference voltage (SVREF) input.
I
2.5(1.8)V
DDR SDRAM
Volt Ref Rcv
MemVRef1
Memory reference voltage (SVREF) supplemental input.
I
2.5(1.8)V
DDR SDRAM
Volt Ref Sup
RAS
Row Address Strobe.
O
2.5(1.8)V
DDR SDRAM
WE
Write Enable.
O
2.5(1.8)V
DDR SDRAM
Ethernet Interface
EMCCD
Collision detection.
I
3.3V LVTTL
EMCCrS
Carrier sense.
I
3.3V LVTTL
EMCMDClk
Management data clock.
O
3.3V LVTTL
EMCMDIO
Transfer command and status information between MII
and PHY.
I/O
3.3V LVTTL
EMCRxD0:7
Receive data.
I
3.3V LVTTL
EMCRxDV
Receive data valid.
I
3.3V LVTTL
EMCRxErr
Receive error.
I
3.3V LVTTL
EMCRxClk
Receive clock.
I
3.3V LVTTL
EMCRefClk
Reference clock.Typical use: GMII Gigabit interface
I
3.3V LVTTL
EMCTxClk
Transmit clock for 10/100 Mb/s.
I
3.3V LVTTL
EMCGTxClk
Ethernet gigabit transmit clock. 125MHz to PHY
O
3.3V LVTTL
EMCTxD0:7
Transmit data.
O
3.3V LVTTL
EMCTxEn
Transmit data enabled.
O
3.3V LVTTL
EMCTxErr
Transmit error.
O
3.3V LVTTL
Table 6. Signal Functional Description (Sheet 4 of 8)
Notes:
1. Receiver input has hysteresis
2. Must pull up (recommended value is 3k
Ω
to 3.3V
)
3. Must pull down (recommended value is 1k
Ω
)
4. If not used, must pull up (recommended value is 3k
Ω
to 3.3V)
5. If not used, must pull down (recommended value is 1k
Ω
)
6. Strapping input during reset; pull-up or pull-down required
Signal Name
Description
I/O
Type
Notes
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| PPC440SPE-3GA533C | PowerPC 440SPe Embedded Processor |
| PPC440SPE-3GA667C | PowerPC 440SPe Embedded Processor |
| PPC440SPE-AGB533C | PowerPC 440SPe Embedded Processor |
| PPC440SPE-AGB667C | PowerPC 440SPe Embedded Processor |
| PPC440SPE-ANB533C | PowerPC 440SPe Embedded Processor |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PPC440SPE-3GA533C | 制造商:AppliedMicro 功能描述: |
| PPC440SPE-3GA667C | 制造商:AMCC 制造商全稱(chēng):Applied Micro Circuits Corporation 功能描述:PowerPC 440SPe Embedded Processor |
| PPC440SPE-3NA533C | 制造商:AppliedMicro 功能描述: |
| PPC440SPE-AGB533C | 制造商:AMCC 制造商全稱(chēng):Applied Micro Circuits Corporation 功能描述:PowerPC 440SPe Embedded Processor |
| PPC440SPE-AGB667C | 制造商:AMCC 制造商全稱(chēng):Applied Micro Circuits Corporation 功能描述:PowerPC 440SPe Embedded Processor |
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